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comparison: js/src/jit-test/tests/basic/hypot-approx.js
js/src/jit-test/tests/basic/hypot-approx.js
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- 6474c204b198
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| -1:000000000000 | 0:4d639be1d842 |
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| 1 loadRelativeToScript("../../../tests/ecma_6/Math/shell.js"); | |
| 2 | |
| 3 for (var i = -20; i < 20; i++) { | |
| 4 assertEq(Math.hypot(+0, i), Math.abs(i)); | |
| 5 assertEq(Math.hypot(-0, i), Math.abs(i)); | |
| 6 } | |
| 7 | |
| 8 // The implementation must avoid underlow. | |
| 9 // The implementation must avoid overflow, where possible. | |
| 10 // The implementation must minimise rounding errors. | |
| 11 | |
| 12 assertNear(Math.hypot(1e-300, 1e-300), 1.414213562373095e-300); | |
| 13 assertNear(Math.hypot(1e-300, 1e-300, 1e-300), 1.732050807568877e-300); | |
| 14 | |
| 15 assertNear(Math.hypot(1e-3, 1e-3, 1e-3), 0.0017320508075688772); | |
| 16 | |
| 17 assertNear(Math.hypot(1e300, 1e300), 1.4142135623730952e+300); | |
| 18 assertNear(Math.hypot(1e100, 1e200, 1e300), 1e300); | |
| 19 | |
| 20 assertNear(Math.hypot(1e3, 1e-3), 1000.0000000005); | |
| 21 assertNear(Math.hypot(1e-300, 1e300), 1e300); | |
| 22 assertNear(Math.hypot(1e3, 1e-3, 1e3, 1e-3), 1414.2135623738021555); | |
| 23 | |
| 24 for (var i = 1, j = 1; i < 2; i += 0.05, j += 0.05) | |
| 25 assertNear(Math.hypot(i, j), Math.sqrt(i * i + j * j)); |
